Figure 6.

Up: Extension of CIN III in the pseudoglands that show a cellularity with heterogenous expression and diminution of the expression of MoAb BG2 (Blood Group A). Down: Detail of the same lesion where an abrupt cut of expression of MoAb BG2 is observed. In addition the expression of this Ab in the endothelial lining of small capillares can be appreciated like internal control.